<template>
    <div class="login_container">
        <div class="login_box">
            <!-- 头像 -->
            <div class="avatar_box">
                <img src="../assets/logo.png" alt="">
            </div>
            <!-- 表单 -->
            <el-form 
            ref="LoginFormRef"
            :model='loginForm'
            :rules="loginFormRules" 
            label-width="0px" 
            class="login_form">
                <el-form-item prop="admin_username">
                    <el-input
                    v-model="loginForm.admin_username"
                    prefix-icon="el-icon-user"></el-input>
                </el-form-item>
                <el-form-item prop="admin_password">
                    <el-input 
                    v-model="loginForm.admin_password"
                    prefix-icon="el-icon-lock" 
                    type="password"></el-input>
                </el-form-item>
                <!-- 按钮 -->
                <el-form-item class="btns">
                    <el-button type="primary" round @click="login">登录</el-button>
                    <el-button type="info" round @click="loginReset">重置</el-button>
                </el-form-item>
            </el-form>

        </div>
    </div>
</template>

<script>
export default {
    data(){
        return{
            loginForm:{
                admin_username:"",
                admin_password:""
            },
            loginFormRules:{
                admin_username:[
                    { required: true, message: '请输入用户名称', trigger: 'blur' },
                    { min: 4, max: 10, message: '长度在 4 到 10 个字符', trigger: 'blur' }
                ],
                admin_password:[
                    { required: true, message: '请输入用户密码', trigger: 'blur' },
                    { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
                ]
            }
        }
    },
    methods:{
        loginReset(){
            // console.log(this);
            this.$refs.LoginFormRef.resetFields();
        },
        login(){
            this.$refs.LoginFormRef.validate(valid =>{
                console.log(valid);
                if(!valid)return;

                // 请求数据
                this.$axios.post("index/login",this.loginForm).then(res=>{
                    console.log(res);
                    if(res.data.code == 1){
                        this.$message.success("已经登录成功了哦!");

                        //使用sessionstorage在本地存储登录成功后的token
                        window.sessionStorage.setItem("token",res.config.data);
                        // 跳转
                        this.$router.push("/home");
                    }else{
                        this.$message.error(res.data.message);
                        console.log(res.data.message);
                    }
                })
            })
        }
    }
}
</script>

<style lang="less" scoped>
    .login_container{
        background-color:lightblue;
        height: 100%;
    }
    .login_box{
        width:450px;
        height: 300px;
        background-color: #fff;
        border-radius: 3px;
        position: absolute;
        top:50%;
        left: 50%;
        transform: translate(-50%,-50%);
    }
    .avatar_box{
        width:130px;
        height: 130px;
        background-color: #fff;
        border: 1px solid #ddd;
        border-radius: 50%;
        position: absolute;
        padding: 10px;
        left: 50%;
        transform: translate(-50%,-50%);
        box-shadow: 0 0 10px #ddd;
        img{
            width:100%;
            height: 100%;
            border-radius: 50%;
            background-color: #eee;
        }
    }
    .login_form{
        position: absolute;
        bottom: 0;
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
    }
    .btns{
        display: flex;
        justify-content: flex-end;
    }
</style>